EXPLANATION OF PLATE XXIV. 



Potamon {Pofanion) hrowneanum, sp. nov. 

 Figs. J. 2.- — Dorsa] and frontal views of a male 52-3 mm. in breadtb. 



Pof((iHon (PofatHO)!) acanthicum, sp. nov. 

 Figs. 3, 4. — Dorsal and frontal views of a female 32-3 mm. in breadtb. 



Potanion {Pof(())i(>n) curfolxites, sp. nov. 

 Figs. 5. 6. — Dorsal and frontal views of a male 44- S nnn. in breadth. 



